config USB_CDNS3 tristate "Cadence USB3 Dual-Role Controller" depends on ((USB_XHCI_HCD && USB_GADGET) || (USB_XHCI_HCD && !USB_GADGET) || (!USB_XHCI_HCD && USB_GADGET)) && HAS_DMA select EXTCON help Say Y here if your system has a cadence USB3 dual-role controller. It supports: dual-role switch Host-only, and Peripheral-only. When compiled dynamically, the module will be called cdns3.ko. if USB_CDNS3 config USB_CDNS3_GADGET bool "Cadence USB3 device controller" depends on USB_GADGET help Say Y here to enable device controller functionality of the cadence usb3 driver. config USB_CDNS3_HOST bool "Cadence USB3 host controller" depends on USB_XHCI_HCD help Say Y here to enable host controller functionality of the cadence usb3 driver. endif